$(function() {

    /**
     * 轮播
     */
     var swiper = new Swiper('.swiper-container', {
       pagination: '.swiper-pagination',
       nextButton: '.swiper-button-next',
       prevButton: '.swiper-button-prev',
       paginationClickable: true,
       spaceBetween: 30,
       centeredSlides: true,
       autoplay: 2500,
       autoplayDisableOnInteraction: false
   });
   echo.init({
     offset: 100,
     throttle: 250
    });

});
